Home / 122,448,562.74-168,979,007.13-67,444,419.24

Finding the Fourth Proportional to 122,448,562.74, 168,979,007.13 and 67,444,419.24

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Solution

The fourth proportional to 122,448,562.74, 168,979,007.13 and 67,444,419.24 is: 93,073,293.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,448,562.74 : 168,979,007.13 = 67,444,419.24 : x
  2. Step 2: Convert to fraction form
    122,448,562.74/168,979,007.13 = 67,444,419.24/x
  3. Step 3: Cross multiply
    122,448,562.74x = 168,979,007.13 × 67,444,419.24
  4. Step 4: Simplify right side
    122,448,562.74x = 11,396,690,999,634,668
  5. Step 5: Solve for x
    x = 11,396,690,999,634,668/122,448,562.74
  6. Step 6: Final answer
    x = 93,073,293.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.